A recently published report describes a “starshade” currently being developed that would resemble a giant sunflower floating in space. As Liz Kruesi reports, the instrument could allow astronomers to ...

In our solar system, Earth is one of but eight planets – nine if you really want to count Pluto – and the only one remotely hospitable to life. But look beyond our sun's gravitational pull into the ...

There are thousands of known exoplanets, many of which are too dark to directly see, but scientists have made a 3D map by ...